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Submission #1014049

# Submission time Handle Problem Language Result Execution time Memory
1014049 2024-07-04T10:03:19 Z Error404 Horses (IOI15_horses) C++17
100 / 100
 155 ms 66384 KB 
#include "bits/stdc++.h"
using namespace std;
#define ll long long
#define f first
#define s second
#define pi pair<ll,ll>
#define vi vector<ll>
#define vd vector<double>
#define vpi vector<pi>
#define pb push_back
#define INF 1e18
#define endl '\n'
//#define int ll
#define pii pair<pi,ll>
const int mod = 1e9+7;

vd x, y;
vi ox, oy;
const int MAX = 500000;
int n;
struct dt {
    double sum, pref;
    ll mulx,ans;
};

dt t[MAX*4];


dt make_data(int i){
    dt a;
    a.sum = x[i];
    a.mulx = ox[i];
    a.pref = x[i] + y[i];
    a.ans = (ox[i]*oy[i])%mod;
    return a;
}



dt combine(dt a, dt b){
    dt hold;
    hold.sum = a.sum+ b.sum;
    hold.mulx = ((a.mulx % mod) * (b.mulx % mod))%mod;
    if(a.pref > a.sum+b.pref){
        hold.pref = a.pref;
        hold.ans = a.ans;
    }
    else{
        hold.pref = a.sum + b.pref;
        hold.ans = (a.mulx * b.ans)%mod; 
    }
    return hold;
} 

void build(int v,int l,int r){
    if(l==r){
        t[v] = make_data(l);
        return;
    }
    int m = (l+r)/2;
    build(v*2,l,m);
    build(v*2+1,m+1,r);
    t[v] = combine(t[v*2],t[v*2+1]);
}


void update(int v, int l,int r, int pos){
    if(l==r){
        t[v]= make_data(l);
        return;
    }
    int m = (l+r)/2;
    if(pos<=m) update(v*2,l,m,pos);
    else  update(v*2+1,m+1,r,pos);
    t[v] = combine(t[v*2],t[v*2+1]);
}



ll init(int N, int a[], int b[]){
    n = N;
    x.resize(n+1);
    y.resize(n+1);
    ox.resize(n+1);
    oy.resize(n+1);

   
    x[0]=0;
    y[0]=0;
    for(int i =1 ; i <= n; i++){
        ox[i] = a[i-1];
        oy[i] = b[i-1];
        x[i] =log10(ox[i]);
        y[i] =  log10(oy[i]);
    }
    build(1,1,n);
    return (t[1].ans%mod);
}


ll updateX(int pos,int val){
    pos ++;
    x[pos] = log10(val);
    ox[pos]= val;
    update(1,1,n,pos);
    return (t[1].ans%mod);
}

ll updateY(int pos,int val){
    pos++;
    y[pos] = log10(val);
    oy[pos] = val;
    update(1,1,n,pos);
    return (t[1].ans%mod);
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 444 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 440 KB Output is correct
14 Correct 1 ms 360 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 448 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 600 KB Output is correct
32 Correct 1 ms 348 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 73 ms 57424 KB Output is correct
2 Correct 136 ms 66384 KB Output is correct
3 Correct 111 ms 57584 KB Output is correct
4 Correct 123 ms 61404 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 444 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 432 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 480 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 58 ms 56648 KB Output is correct
34 Correct 58 ms 56660 KB Output is correct
35 Correct 72 ms 63744 KB Output is correct
36 Correct 83 ms 63744 KB Output is correct
37 Correct 42 ms 54864 KB Output is correct
38 Correct 49 ms 55784 KB Output is correct
39 Correct 39 ms 54864 KB Output is correct
40 Correct 58 ms 58604 KB Output is correct
41 Correct 38 ms 54932 KB Output is correct
42 Correct 38 ms 54920 KB Output is correct
43 Correct 54 ms 59188 KB Output is correct
44 Correct 51 ms 59220 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 452 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 416 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 452 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 73 ms 57612 KB Output is correct
34 Correct 155 ms 66232 KB Output is correct
35 Correct 105 ms 57456 KB Output is correct
36 Correct 123 ms 61652 KB Output is correct
37 Correct 56 ms 56720 KB Output is correct
38 Correct 55 ms 56652 KB Output is correct
39 Correct 73 ms 63672 KB Output is correct
40 Correct 71 ms 63824 KB Output is correct
41 Correct 41 ms 54880 KB Output is correct
42 Correct 48 ms 55720 KB Output is correct
43 Correct 38 ms 54864 KB Output is correct
44 Correct 57 ms 58696 KB Output is correct
45 Correct 38 ms 54872 KB Output is correct
46 Correct 38 ms 54864 KB Output is correct
47 Correct 52 ms 59088 KB Output is correct
48 Correct 51 ms 59216 KB Output is correct
49 Correct 117 ms 58704 KB Output is correct
50 Correct 115 ms 58684 KB Output is correct
51 Correct 97 ms 65616 KB Output is correct
52 Correct 98 ms 65076 KB Output is correct
53 Correct 103 ms 57044 KB Output is correct
54 Correct 95 ms 57680 KB Output is correct
55 Correct 65 ms 55880 KB Output is correct
56 Correct 84 ms 60496 KB Output is correct
57 Correct 68 ms 56460 KB Output is correct
58 Correct 70 ms 57112 KB Output is correct
59 Correct 55 ms 59192 KB Output is correct